Paediatrics: Threadworm Infection: Free MSRA Podcast

⚕️ FREE MSRA PODCAST – Threadworms🎧 A clear, high-yield breakdown of this common parasitic infection in children – perfect for exam prep and real-life clinical scenarios.🧠 Key Learning Points📌 Definition• Threadworms (Enterobius vermicularis), also known as pinworms, are small intestinal roundworms that lay eggs around the anus, causing intense nocturnal itching.📌 Causes & Risk Factors• Infection via swallowing or inhaling eggs• Eggs spread through contaminated hands, bedding, food, and surfaces• Risk factors:• Young children (especially ages 5–9)• Poor hand hygiene• Close contact in households, schools, and nurseries• Crowded living conditions💡 Mnemonic: “ITCH” – Ingest eggs, Touch spreads, Children prone, Hygiene essential📌 Pathophysiology• Eggs ingested → hatch in small intestine• Larvae mature in colon over ~2 weeks• Female worms migrate nightly to perianal skin to lay eggs• Eggs cause itching, triggering scratching → reinfection or transmission📌 Symptoms• Itchy bottom at night (classic symptom)• Restlessness, sleep disturbance, irritability• Vulval itching in girls• Mild abdominal pain• Worms may be visible around the anus or in stool💡 Mnemonic: “Worms Wiggle While You Sleep”📌 Differential Diagnosis• Perianal irritation (soaps, detergents)• Haemorrhoids• Eczema or psoriasis• Neurotic excoriation• Vulvovaginitis• Rare: sexual abuse (considered sensitively)📌 Diagnosis• Often clinical (based on symptoms)• Sticky tape test (best before bathing/toilet in the morning)• Eggs under microscope from tape sample• Stool samples not reliable (positive in ~5% only)💡 Tip: If classic night-time itch is present → treat empirically📌 Management• Anthelmintic treatment:• Mebendazole – single dose, repeat after 2 weeks• Treat entire household simultaneously• Strict hygiene for 6 weeks:• Daily washing (morning baths, anal hygiene)• Change bedding, underwear, towels daily• Keep nails short, no thumb-sucking or nail-biting• Clean environment, hot wash fabrics✅ NICE-aligned: Medication plus hygiene = effective prevention and cure📌 Complications• Skin breakdown and secondary infection from scratching• Vulvovaginitis (due to migration)• Rare: weight loss, insomnia, bedwetting, appendicitis• Very rare: worms found in appendix, vulva, ears, liver (causing granulomas)📌 Prognosis• Excellent with correct treatment and prevention• Reinfection is common, especially in children• Hygiene is the key to breaking the cycle📎 More MSRA Resources for Threadworms📝 Revision Notes: https://www.passthemsra.com/topic/threadworms-revision-notes/🧠 Flashcards: https://www.passthemsra.com/topic/threadworms-flashcards/💬 Accordion Q&A Notes: https://www.passthemsra.com/topic/threadworms-accordion-qa-notes/🚀 Rapid Quiz: https://www.passthemsra.com/topic/threadworms-rapid-quiz/🎓 Full Course: https://www.passthemsra.com/courses/paediatrics-for-the-msra/Hashtags#MSRA #MSRARevision #MSRATextbook #MSRAQuiz #MSRAQuestionBank #MSRAFlashcards #MSRAQ&ANotes #MSRAAccordions #MultiSpecialityRecruitmentAssessment #MSRAOnlineRevision #MSRARevisionWebsite #Paediatrics #Threadworms #Pinworms